Das Chapin Design specializes in ADU design, garage & basement conversions, and general contracting. Offering permit support, construction consultation, and full build services via ADU Design & Build, LLC, they create efficient, livable sp... read more
Top Form Contracting offers expert ADU construction in Corvallis, Oregon. Services include design, new builds, garage conversions, and JADUs. Licensed, permit-compliant, and affordable — ideal for adding rental income or flexible living space.read more
Portland ADU Design & Build is a licensed ADU contractor serving Portland & the Willamette Valley. Specializing in detached ADUs, garage conversions & basement ADUs, they manage design, permitting & construction for lasting propert... read more
Laursen Builders specializes in ADU construction in Oregon, offering detached backyard cottages, garage conversions, basement conversions, and bump-out additions. As experienced ADU contractors, they help homeowners navigate Oregon's evolving ADU ... read more
Tweto Architecture specializes in ADU design, including detached ADUs, garage conversions & basement units. Serving Portland, Vancouver & Bend, they help homeowners add rental units, in-law suites & backyard cottages while navigating l... read more
Exceptional Home Builders Salem is a licensed ADU contractor with 20+ years of experience. They build backyard cottages, garage conversions & basement apartments in Salem, handling design, permitting & construction.
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Highland Ridge Remodeling helps Portland homeowners build accessory dwelling units (ADUs), including detached ADUs, garage conversions, and in-law suites. From design to permitting and construction, they deliver tailored, high-quality living space... read more
Top Form Contracting offers expert ADU construction in Corvallis, Oregon. Services include design, new builds, and garage conversions. Licensed, permit-savvy, and competitively priced for quality accessory dwelling units.
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ADU-PDX is a Portland-based ADU builder with 30+ years of experience. They specialize in garage conversions, detached ADUs, granny flats & in-law suites, handling permits and zoning for hassle-free builds across the Portland metro area.
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JAM Concept Remodeling is a Portland ADU contractor with 25+ years of experience in basement conversions, garage conversions, home additions, and residential remodeling, helping homeowners add functional living space and long-term property value.<... read more
Hammer & Hand builds Accessory Dwelling Units (ADUs) in Portland & Seattle. From garage conversions to detached cottages, they guide homeowners through zoning, permits, design, and costs for rental income or multigenerational living.
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ADU builder Amplified Renovations serves Portland, OR and Vancouver, WA, specializing in accessory dwelling units including backyard cottages, garage conversions, and basement ADUs. Costs range from $150K–$350K+, with rental income potential of ... read more
Linnius Construction builds ADUs across Southern & Central Oregon, including Bend, Medford & Ashland. Specializing in detached ADUs, garage conversions & in-law suites, they help homeowners add value & flexible living space.
read moreSearching for top Basement Conversion ADU Contractors in Oregon? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Basement Conversion ADU Contractor in Oregon ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Basement Conversion professionals can guide you through every step.
Oregon homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Basement Conversion experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Basement Conversion ADU Contractors in Oregon, and get started today.